Kärcher K 7000 G Operator's Manual page 12

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Symptom Cause Solution
No detergent. Check connection.
Garden hose
connection leaks.
Triple jet nozzle or
Spray wand leaks.
Pump is noisy.
Water leaks from
pump (up to 10
drops par minute
is permissible).
Oil Drip.
Detergent suction tube not
properly connected to the
machine.
Detergent is too thick. Dilutedetergent, for best results use
K&rcher detergent.
Filter on detergent suction Run warm water through filter to
tube is clogged, remove debris.
Damaged or clogged Remove obstruction or replace
detergent suction tube. detergent suction tube.
Spray nozzle is in high Turn spray nozzle tip to "CHEM"
pressure position, position.
Discharge nozzle is Blow out or remove debris with a
obstructed, fine needle.
Loose fitting. Tighten fittings.
Missing/worn rubber washer. Insert new washer.
NozzJeor spray wand not Tighten connections
properly attached.
Broken "o"-ring. Call K&rcher customer service
hotline and order "o"-ring.
Pump is sucking air.
Loose fittings.
Tilero'_ protection device
has been activated.
Water seals are damaged
or wom.
Oil seals are damaged or
wom.
Check that hoses and fittingsare air
tight. Turn off machine and purge
pump by squeezing trigger gun until
a steady flow of water emerges
through the nozzle.
Check that ai] fittingsare tight.
Thermal protection device will
automatically reset.
Call service center.
Call service center.
If you encounter any additional
difficulties not listed, please call
our service center for help.
Karcher Customer Support USA